Error
number
(1) Error description
(2) Error detail
(3) Check contents
E21
1. Right start button error
2. Right start button remains pushed when power supply is turn on.
3. (1) If the right start button is released this error should disappear, if it does not check that nothing
is holding down the button.
(2) If nothing is holding the right start button down and an error is displayed it is possible that there
is a problem with the actual button. Check that there is no problem with the wiring or that there
are no loose connections.
E24
1. Close middle press end sensor (SQ04) error
2. When a power supply is turn on, or at the time of middle press start middle press cylinder end sensor
turns on.
(Abnormalities of end sensor of middle press cylinder or middle press cylinder.)
3. Check cylinder sensor.
・
Start “ Input test 1” of service menu.
・
If a magnet is placed on the head side of the middle press cylinders and the red sensor does not
display or "S4" does not appears on the display panel. There is a problem with the cylinder
sensor. Check the sensor’s wiring has not become disconnected, etc. If no problem is found then
the cylinder sensor itself is broken. When "S4" appears on the display panel this may be become
there is a problem with the valve. Check valve and air pressure.
E25
1. Close upper press arm sensor (SQ06) error
2. When a power supply is turn on, or at the time of upper press start upper press cylinder arm sensor
turns on.
(Abnormalities of close upper press end sensor or upper press cylinder.)
3. Check cylinder sensor.
・
Start “ Input test 1” of service menu.
・
If a magnet is placed on the head side of the upper press cylinders and the red sensor does not
display or "S6" does not appears on the display panel. There is a problem with the cylinder sensor.
Check the sensor’s wiring has not become disconnected, etc. If no problem is found then the
cylinder sensor itself is broken. When "S6" appears on the display panel this may be become there
is a problem with the valve. Check air pressure.
E26
1. Close upper press arm end sensor (SQ08) error
2. When a power supply is turn on, or at the time of upper press start upper press cylinder end sensor
turns on.
(Abnormalities of upper press cylinder or upper press cylinder end sensor.)
3. (1)When you touch magnet to sensor at the head side of cylinder, the red light of sensor …
①
does light
・・・
it is considered wrong position of sensor. Please loosen the band of it,
and find lighting zone. Please place center of lighting zone and fix it.
②
doesn’t light
・・・
it is sensor problem. Check sensor is broken, or wire connection (such
as looseness or disconnection).
(2) Check air pressure. (Main Pressure:
0.6MPa,
reference Page 16)
30
Summary of Contents for LP-660E-V2
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Page 38: ...36...
Page 39: ...Spare Parts List Index 1 Front Diagram 2 Rear Diagram 3 Steam Piping 4 Cover Diagram 37...
Page 40: ...1 Front Diagram REV 1 38...
Page 44: ...3 Steam Piping REV 1 42...
Page 46: ...4 Cover Diagram REV 1 44...
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